# File lib/phusion_passenger/public_api.rb, line 44
        def install_framework_extensions!(*args)
                require 'rails/version' if defined?(::Rails) && !defined?(::Rails::VERSION)
                if defined?(::Rails) && ::Rails::VERSION::MAJOR == 3
                        require 'phusion_passenger/rails3_extensions/init'
                        Rails3Extensions.init!(_spawn_options, *args)
                end
        end